1. necessitate, require, demand. 6, 7, 9. Involve,entangle,implicate imply getting a person connected or bound up with something from which it is difficult to extricate himself or herself. To involve is to bring more or less deeply into something, especially of a complicated, embarrassing, or troublesome nature: to involve someone in debt. To entangle (usually passive or reflexive) is to involve so deeply in a tangle as to confuse and make helpless: to entangle oneself in a mass of contradictory statements. To implicate is to connect a person with something discreditable or wrong: implicated in a plot.